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Cheap flights from Montreal to Denver from C$ 227

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — DEN
11 Oct — 18 Oct1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from Montreal to Denver Intl are usually found in May or July, booked 46 days in advance, depart on a Friday or Wednesday and return on a Friday

Cheap flight deals from Montreal to Denver

Discover tips and strategies to find the most affordable flight options for your journey from Montreal (YMQ) to Denver (DEN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 11 September 2025.

Round-trip from

C$ 403

One-way from

C$ 227

Popular in

December

Cheapest in

May

Average price

C$ 629

Good round-trip deal

C$ 764 or less

Good one-way deal

C$ 427 or less
24/9-7/10
  • 24/9-7/10
  • 3 total stops
  • 35h 35m total
  • Montreal to Denver
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5/12
  • 5/12
  • 2 total stops
  • 16h 59m total
  • Montreal to Denver
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Highest demand for flights based on searches. 13% potential increase in price (C$ 146 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 27 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Montreal (YMQ) to Denver Intl.
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Price to beat on a one-way flight from Montreal (YMQ) to Denver Intl.
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Find flight deals from Montreal to Denver

Cheapest flights from Montreal to Denver
Explore the most affordable flight options available from Montreal to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 September 2025.

Wed 24/95:30 p.m.YUL - DEN
1 stop19h 54mMultiple Airlines
Tue 7/107:00 a.m.DEN - YUL
2 stops15h 41mMultiple Airlines
Deal found 10/9C$ 403
Wed 24/95:30 p.m.YUL - DEN
1 stop19h 54mMultiple Airlines
Wed 8/108:00 a.m.DEN - YUL
2 stops14h 27mMultiple Airlines
Deal found 10/9C$ 412
Wed 24/95:30 p.m.YUL - DEN
1 stop19h 54mMultiple Airlines
Wed 1/106:01 p.m.DEN - YUL
2 stops28h 26mMultiple Airlines
Deal found 10/9C$ 414
Sat 4/106:45 a.m.YUL - DEN
1 stop18h 28mMultiple Airlines
Sun 26/108:21 p.m.DEN - YUL
2 stops26h 22mMultiple Airlines
Deal found 9/9C$ 416
Sat 4/106:45 a.m.YUL - DEN
1 stop18h 28mMultiple Airlines
Wed 22/108:00 a.m.DEN - YUL
2 stops14h 41mMultiple Airlines
Deal found 9/9C$ 420
Wed 24/95:30 p.m.YUL - DEN
1 stop19h 54mWestJet
Mon 29/912:15 p.m.DEN - YUL
2 stops34h 12mWestJet
Deal found 10/9C$ 421
Sat 4/106:45 a.m.YUL - DEN
1 stop18h 28mMultiple Airlines
Sat 25/108:00 a.m.DEN - YUL
2 stops14h 41mMultiple Airlines
Deal found 9/9C$ 424
Tue 7/106:35 p.m.YUL - DEN
1 stop22h 49mMultiple Airlines
Wed 22/108:00 a.m.DEN - YUL
2 stops14h 41mMultiple Airlines
Deal found 9/9C$ 438
Sat 11/105:30 p.m.YUL - DEN
1 stop19h 54mWestJet
Mon 13/1012:15 p.m.DEN - YUL
2 stops34h 12mWestJet
Deal found 9/9C$ 439
Tue 7/106:35 p.m.YUL - DEN
1 stop22h 49mMultiple Airlines
Fri 24/107:00 a.m.DEN - YUL
2 stops15h 27mMultiple Airlines
Deal found 9/9C$ 441
Wed 24/95:30 p.m.YUL - DEN
1 stop19h 54mMultiple Airlines
Mon 29/912:15 p.m.DEN - YUL
1 stop23h 55mMultiple Airlines
Deal found 10/9C$ 442
Tue 7/106:35 p.m.YUL - DEN
1 stop22h 49mMultiple Airlines
Sat 25/108:00 a.m.DEN - YUL
2 stops14h 41mMultiple Airlines
Deal found 9/9C$ 443

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montreal to Denver that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 11 September 2025.
Use the filters below to find and compare flights from Montreal to Denver that are best for you.

Fly from

Montreal

Fly to

Denver

Route

Depart

Return

Price

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Wed 19/11

5:25 p.m.-7:55 p.m.

Nonstop4h 30m

Denver Intl

Thu 11/12

11:15 a.m.-4:58 p.m.

Nonstop3h 43m

C$ 453

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Thu 4/12

7:30 a.m.-5:44 p.m.

1 stop12h 14m

Denver Intl

Sun 7/12

8:45 a.m.-9:00 p.m.

1 stop10h 15m

C$ 468

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Wed 19/11

7:10 a.m.-3:39 p.m.

1 stop10h 29m

Denver Intl

Thu 4/12

12:50 a.m.-11:34 a.m.

1 stop8h 44m

C$ 488

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Wed 19/11

9:15 a.m.-9:49 p.m.

2 stops14h 34m

Denver Intl

Mon 8/12

11:59 p.m.-3:16 p.m.

1 stop13h 17m

C$ 488

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Mon 6/10

6:40 p.m.-11:59 p.m.

1 stop7h 19m

Denver Intl

Mon 20/10

11:40 a.m.-11:21 p.m.

1 stop9h 41m

C$ 488

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Wed 19/11

9:15 a.m.-9:49 p.m.

2 stops14h 34m

Denver Intl

Sat 6/12

11:59 p.m.-3:16 p.m.

1 stop13h 17m

C$ 488

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Thu 20/11

12:45 p.m.-5:51 p.m.

1 stop7h 06m

Denver Intl

Thu 4/12

12:50 a.m.-11:34 a.m.

1 stop8h 44m

C$ 488

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Wed 19/11

9:15 a.m.-9:49 p.m.

2 stops14h 34m

Denver Intl

Wed 10/12

11:59 p.m.-3:16 p.m.

1 stop13h 17m

C$ 488

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Wed 12/11

7:00 a.m.-2:04 p.m.

1 stop9h 04m

Denver Intl

Thu 4/12

12:50 a.m.-11:34 a.m.

1 stop8h 44m

C$ 488

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Fri 3/10

4:55 p.m.-10:00 p.m.

1 stop7h 05m

Denver Intl

Sun 5/10

6:00 a.m.-5:26 p.m.

1 stop9h 26m

C$ 488

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/9

Showing 1-10 of 22 results
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Best time to book a flight from Montreal to Denver

Have a flexible travel schedule? Discover the best time to fly to Denver from Montreal with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Montreal to Denver

How far ahead should I book a flight from Montreal to Denver?

Use this chart to determine the optimal time to book a round-trip flight from Montreal to Denver. Price data was last updated on 29 August 2025.

Booking 46 days in advance of your planned departure date is, on average, the best time to get cheap flights from Montreal to Denver. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Montreal to Denver?

Currently, August is the cheapest month in which you can book a flight from Montreal to Denver (average of C$ 320). Flying from Montreal to Denver in December is currently the most expensive (average of C$ 484). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from YMQ to DEN?

Find hourly flight availability from Montreal to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 September 2025.

When flying from Montreal to Denver, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 19% versus a flight at noon.

Weekly flight availability from Montreal to Denver

Explore weekly flight availability from Montreal to Denver. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 11 September 2025.

The most flights from YMQ to DEN are scheduled on a Monday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

What’s the top layover airport for flights from Montreal to Denver?

Share of one-stop round-trip flights from Montreal to Denver chosen by Cheapflights users in the past 12 months, using the same layover each way.

Calgary (YYC) – chosen by Cheapflights users on 33% of one-stop itineraries from Montreal to Denver on Cheapflights.

What’s the cheapest layover airport for flights from Montreal to Denver?

Average round-trip fare for 1-stop flights from Montreal to Denver, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Calgary (YYC) is the most affordable 1-stop option, with an average round-trip price of C$ 440.

What’s the fastest layover option from Montreal to Denver?

Shortest average travel time for 1-stop one-way flights from Montreal to Denver, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Toronto (YYZ) have the shortest average one-way travel time for 1-stop routes: 6h 30m.

Which airport typically offers the quickest layover for flights from Montreal to Denver?

Average layover duration for 1-stop one-way flights from Montreal to Denver, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Toronto (YYZ) offer the fastest connection on this route, with an average layover time of 1h 33m.

Reviews of airlines servicing Denver

Get insights into the airlines that provide service to Denver. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Denver. Reviews last updated 11 September 2025.
Get a feel of what it's like to fly with United Airlines,WestJet, andAir Canada from Montreal to Denver by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,937 reviews
Check prices

Boarding

7.7

Crew

8.1

Entertainment

7.1

Overall

7.4

Comfort

7.3

Food

6.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

YVR - SFO

It was a good experience. The flight took 45 minutes longer to fly and all passengers had to wait inside the plane till the technical issue was fixed. Overall it was a good experience.
United Airlines
7.4
Good
8,937 reviews
United Airlines
7.4
Good
8,937 reviews
Check prices

Boarding

7.7

Crew

8.1

Entertainment

7.1

Overall

7.4

Comfort

7.3

Food

6.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

YVR - SFO

It was a good experience. The flight took 45 minutes longer to fly and all passengers had to wait inside the plane till the technical issue was fixed. Overall it was a good experience.
WestJet
7.2
Good
3,091 reviews
United Airlines
7.4
Good
8,937 reviews
Check prices

Boarding

7.7

Crew

8.1

Entertainment

7.1

Overall

7.4

Comfort

7.3

Food

6.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

YVR - SFO

It was a good experience. The flight took 45 minutes longer to fly and all passengers had to wait inside the plane till the technical issue was fixed. Overall it was a good experience.
Air Canada
7.1
Good
10,000 reviews
United Airlines
7.4
Good
8,937 reviews
Check prices

Boarding

7.7

Crew

8.1

Entertainment

7.1

Overall

7.4

Comfort

7.3

Food

6.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

YVR - SFO

It was a good experience. The flight took 45 minutes longer to fly and all passengers had to wait inside the plane till the technical issue was fixed. Overall it was a good experience.

Related info for your journey

Find useful and relevant information for your journey from Montreal to Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Denver from Montreal?

    If you book a flight to Denver from Montreal, you will be flying to Denver Intl, which is the city’s only airport. Denver Intl (DEN) is located 29.7 km from the centre of Denver. There are 3 flights from Montreal to Denver Intl per day from 4 different airlines.

  • How long is the flight from Montreal to Denver?

    There are many flights that can get you from Montreal to Denver in 4h 30m. Fly via Air Canada, Delta, or United Airlines to get the fastest option. Airlines will cover a distance of 2585 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines flying from Montreal to Denver round-trip?

    Cheapflights users have booked flights from Montreal to Denver round-trip from C$ 415. Other airlines that can offer you cheap pricing are Air Canada, from C$ 423, and United Airlines, from C$ 479. You may be able to fly from Montreal to Denver for 39% less than the average price by searching for these airlines.

  • What are the most reliable airlines from Montreal to Denver?

    Before booking your flight to Denver from Montreal, check out the most reliable airlines to get you to your destination on time: Air Canada (63%), United Airlines (63%), Brussels Airlines( 40%).

  • What are the cheapest flights from Montreal to Denver?

    While on average a flight from Montreal to Denver is generally C$ 895, our data shows the cheapest flight currently is C$ 337. When looking at the most popular route, (Montreal Pierre Elliott Trudeau Intl - Denver Intl), you can expect to pay C$ 420 for that flight.

  • Can I find deals for flights from Montreal to Denver that include hotel bookings?

    Yes. In addition to deals on Montreal to Denver flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Montreal to Denver?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Montreal to Denver.

  • Can I find deals for business class flights from Montreal to Denver?

    Yes. Cheapflights offers flight deals from Montreal to Denver by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Montreal to Denver?

    Currently, August is the cheapest month in which you can book a flight from Montreal to Denver (average of C$ 320). Flying from Montreal to Denver in December is currently the most expensive (average of C$ 484). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Golden
Westminster
Thornton

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Top 4 airlines flying from Montreal to Denver

Discover the top 4 airlines that operate flights from Montreal to Denver. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 11 September 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 415AverageC$ 614FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 423AverageC$ 724FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 479AverageC$ 825FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapestC$ 505AverageC$ 560FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Montreal to Denver?

When you search for this flight from Montreal to Denver, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Montreal to Denver?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Denver from Montreal.

Can Cheapflights find flights from Montreal to Denver with no change fees?

Need flexible booking options for your flight to Denver from Montreal? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Montreal to Denver become cheaper?

Not ready to book yet? You can track prices for flights from Montreal to Denver on Cheapflights with our Price Alert feature and get notified when better prices are available.

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